855 Control Tower Stack Lights
Bulletin 855 Control Tower™ Stack Lights provide multi-status indication of your application. They are available in three sizes with UL Type 4/4X/13, IP65 ratings, to meet the most challenging panel and on-machine applications. We have a wide variety of light and sound functions, colors, voltages, and mounting options. We offer stack lights as separate light and sound modules or pre-assembled for greater flexibility.
Features
- Available in 30 mm, 50 mm, and 70 mm sizes
- Steady and flashing status indicator light modules
- Continuous or pulsing piezo sound modules
- Stacking configurations 1…5 modules high
- Multiple mounting options
- Top-mounted terminal blocks on all bases
- DeviceNet bases available
855T Transducer-style Sound Modules
Our sound modules are available in up to 15 tones, with adjustable volume, frequency, and speed. To hear an option, select any tone from the table below.
| Transducer-style Sound Modules [.WAV] | ||||
|---|---|---|---|---|
| Gong 1 | Gong 2 | Gong 3 | Changing (500 Hz) | Continuous (500 Hz) |
| Continuous (1500 Hz) | Emergency | Interrupted (500 Hz) | Interrupted (1500 Hz) | Ascending |
| Descending | Signal (100 Hz) | Sine Wave | Siren | Triangle |
Product Comparison
|
Compact Control Tower™ Lights |
Control Tower™ Lights |
|||
|
Bulletin |
855D |
855F |
855E |
855T |
|
Size |
30 mm |
70 mm |
50 mm |
70 mm |
|
Environmental Ratings |
UL Type 4/4X/13, IP65 |
UL Type 4/4X/13, IP65 |
UL Type 4/4X/13, IP65 on all bases, lights and caps sound modules |
UL Type 4/4X/13, IP65 on all bases, lights piezo-style sound and caps (sound and light with sound combo modules are IP54) |
|
Ease of Assembly, Base Wiring and Lamp Changes |
No assembly required - all towers are assembled, wired, and tested at the factory |
No assembly required - all towers are assembled, wired, and tested at the factory |
No-tools assembly and maintenance, “Twist-off” lenses for easy lamp changes, top-mounted terminal block for easy base wiring |
No-tools assembly and maintenance, “Twist-off” lenses for easy lamp changes, top-mounted terminal block for easy base wiring |
|
Illumination Types |
LED |
LED |
Incandescent, socket-mount LED, or strobe |
Incandescent, socket-mount LED, or strobe |
|
Lens Colors |
Green, red, amber, blue, yellow, clear |
Green, red, amber, blue, yellow, clear |
Green, red, amber, blue, yellow, clear |
Green, red, amber, blue, yellow, clear |
|
Pole-Mount Base Options |
Surface, 10 cm metric tube, and 25 cm metric tube |
Surface, 10 cm metric tube, and 25 cm metric tube |
10, 25, 40, 60, and 80 cm bases |
10, 25, 40, 60, and 80 cm – aluminum or stainless steel bases |
|
Other Base Mounting Options |
Vertical bracket, conduit adapter, and quick-release base |
Vertical bracket, conduit adapter, and quick-release base |
Surface-mount bases (surface-mount bases also feature 1/2 NPT, PG16, and M20 threading options), vertical-mount bases, and quick-release bases |
Surface-mount bases (surface-mount bases also feature 1/2 NPT, PG16, and M20 threading options) vertical-mount bases, and quick-release bases |
|
Housing Colors |
Black or grey base housing |
Black base housing |
Black or grey base housing |
Black or grey base housing |
|
Sound Options |
Piezo-style sound modules in single and two tone |
Piezo-style sound modules in single and two tone |
Piezo-style sound modules in single and two tone |
Transducer-style or piezo-style sound modules available in single or two tone (sound modules are UL Type 12, IP54), Piezo styles and modules also available in 4/4X |
|
Connectivity |
Standard connectivity |
Standard connectivity |
Standard connectivity |
Standard or DeviceNet connectivity |
|
Voltage Options |
Bases available in: 24V AC/DC, 120V AC, 240V AC as standard offerings |
Bases available in: 24V AC/DC, 120V AC, 240V AC as standard offerings |
All modules available in: 12V AC/DC, 24V AC/DC, 120V AC, 240V AC as standard offerings |
All modules available in: 12V AC/DC, 24V AC/DC, 120V AC, 240V AC as standard offerings |
|
Pole Connection Box |
– |
– |
Surface, vertical, and magnetic mount |
Surface, vertical, and magnetic mount |
|
Standards |
cULus Listed, CE |
cULus Listed, CE |
cULus Listed and CE on all components |
cULus Listed and CE on all components |
|
Operating Temperature |
-25…+50 °C |
-25…+60 °C |
-25…+50 °C |
-25…+70 °C |
|
Material |
Polycarbonate - bases, cap, lens cover, sound module housing, lens, & lamp socket |
Polycarbonate - bases, cap, lens cover, sound module housing, lens, & lamp socket |
Polycarbonate (no sound module) - bases, cap, lens cover, lens, & lamp socket |
Polycarbonate - bases, cap, lens cover, sound module housing, lens, & lamp socket |
Visual Devices
- 854 Control Tower Stack Lights, 40 mm, 60 mm
- 855 Control Tower Stack Lights, 30 mm, 50 mm, 70 mm
- 855B Mini Square Beacons
- 855B Round Beacons
- 855L Panel Light Bars
- 855P Panel Mount Signaling Alarms
- 855W Wall Mount Signal Lights
- 856T Control Tower Stack Lights
Certifications
- CE Marked (855T, 855E, and 855F only)
-
cULus Listed — File No. E14840; Guide Nos. NKCR, NKCR7
Standards Compliance
- CSA C22.2 No. 14
- EN/IEC 60947-1
- EN/IEC 60947-5-1
- UL 508
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Product Certifications
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Product Certifications
Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.
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